Adult Manikin Dressing Changes Cuff Inflation Suctioning Includes oral and nasal passages, the pharynx, epiglottis, trachea, esophagus, tracheostomy site, and cricoid cartilage. The mouth and jaw are flexible to allow oral suctioning. The trachea branches into the left and right bronchial trees. Students can practice suctioning techniques, proper cuff inflation, dressing changes, and other techniques. Cleansing and maintenance of the external tracheal site can be performed just as on an actual patient. The adult manikin comes with one tracheostomy tube, instruction guide, and hard carry case. Five-year warranty.